xper,xns,xew,xco
0.100000001 , 0.683293581 , 0.811288118 , 1190.19995
0.200000003 , 1.85967696 , 2.42520022 , 1375.00000
0.300000012 , 2.47697520 , 1.64522529 , 1375.00000
0.500000000 , 1.23443890 , 0.799045265 , 1375.00000
1.00000000 , 0.398715347 , 0.558165610 , 800.250000
2.00000000 , 0.123108968 , 0.151574701 , 399.850006
3.00000000 , 5.69926277E-02 , 6.52713850E-02 , 266.750000